PIC18F448-E/PT Microchip Technology, PIC18F448-E/PT Datasheet - Page 269
![IC MCU FLASH 8KX16 W/CAN 44-TQFP](/photos/6/82/68251/c04-076_pt_sml.jpg)
PIC18F448-E/PT
Manufacturer Part Number
PIC18F448-E/PT
Description
IC MCU FLASH 8KX16 W/CAN 44-TQFP
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC18LF242-ISO.pdf
(36 pages)
2.PIC18F248-ISO.pdf
(402 pages)
3.PIC18F248-ISO.pdf
(8 pages)
Specifications of PIC18F448-E/PT
Core Processor
PIC
Core Size
8-Bit
Speed
40MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18F448-E/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
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REGISTER 24-3:
REGISTER 24-4:
© 2006 Microchip Technology Inc.
bit 7-4
bit 3-1
bit 0
bit 7
bit 6-3
bit 2
bit 1
bit 0
bit 7
CONFIG4L: CONFIGURATION REGISTER 4 LOW (BYTE ADDRESS 300006h)
CONFIG2H: CONFIGURATION REGISTER 2 HIGH (BYTE ADDRESS 300003h)
Unimplemented: Read as ‘0’
WDTPS2:WDTPS0: Watchdog Timer Postscale Select bits
111 = 1:128
110 = 1:64
101 = 1:32
100 = 1:16
011 = 1:8
010 = 1:4
001 = 1:2
000 = 1:1
WDTEN: Watchdog Timer Enable bit
1 = WDT enabled
0 = WDT disabled (control is placed on the SWDTEN bit)
Legend:
R = Readable bit
-n = Value when device is unprogrammed
bit 7
Legend:
R = Readable bit
-n = Value when device is unprogrammed
DEBUG: Background Debugger Enable bit
1 = Background Debugger disabled. RB6 and RB7 configured as general purpose I/O pins.
0 = Background Debugger enabled. RB6 and RB7 are dedicated to In-Circuit Debug.
Unimplemented: Read as ‘0’
LVP: Low-Voltage ICSP Enable bit
1 = Low-Voltage ICSP enabled
0 = Low-Voltage ICSP disabled
Unimplemented: Read as ‘0’
STVREN: Stack Full/Underflow Reset Enable bit
1 = Stack Full/Underflow will cause Reset
0 = Stack Full/Underflow will not cause Reset
DEBUG
Note:
R/P-1
U-0
—
The Watchdog Timer postscale select bits configuration used in the PIC18FXXX
devices has changed from the configuration used in the PIC18CXXX devices.
U-0
—
U-0
—
C = Clearable bit
P = Programmable bit
U-0
—
U-0
—
U-0
U-0
—
—
WDTPS2
R/P-1
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
U-0
—
WDTPS1
R/P-1
R/P-1
LVP
PIC18FXX8
WDTPS0
R/P-1
U-0
—
DS41159E-page 267
STVREN
WDTEN
R/P-1
R/P-1
bit 0
bit 0
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